In the previous week, the reserves had decreased by USD 4.343 billion to USD 367.646 billion.
It had touched a life-time high of USD 371.99 billion in the week to September 30, 2016.
Foreign currency assets (FCAs), a major component of the overall reserves, dipped by USD 1.486 billion to USD 340.908 billion.
FCAs, expressed in US dollar terms, include the effect of appreciation/depreciation of non-US currencies such as the euro, pound and the yen held in the reserves.
The special drawing rights with the International Monetary Fund declined by USD 8 million to USD 1.468 billion, while India's reserve position with the Fund dipped by USD 12.8 million to USD 2.356 billion, RBI said.
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